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Sr. SI Engineer

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Onsite

Sr. SI Engineer

Molex

Sr. SI Engineer

Skills

PythonMATLABRAI3D Design

2 months ago

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Important information


Contract type:

Permanent

Location:

Chengdu, Sichuan, China

Work mode:

Onsite

Published on:

4 September 2026

What they need


What You Will Do

  • Molex R&D/Product Development Engineering Teams conceive original ideas for new products, introduce them into practice.
  • They are responsible for product development, and qualification from market definition through production and release; assist in the qualification of suppliers for new products to ensure suppliers deliver quality parts, materials, and services for new or improved manufacturing processes; conduct feasibility studies, testing on new and modified designs; direct and support detailed design, testing, prototype fabrication and manufacturing ramp.
  • The R&D/Product Development Engineering Teams provide all required product documentation including, but not limited to, Solid Model, 2D/3D production drawings, product specifications, and testing requirements.
  • They create and modify detailed drawings and drafting or conceptual models from layouts, rough sketches or notes and contribute to design modifications to facilitate manufacturing operation or quality of product.
  • Typical fields of expertise include: materials, mechanics and systems, electrical, optics, chemistry, software, automation systems, packaging, testing and measurement, and manufacturing of electrical, mechanical and electronic components, products, and their integration into systems.

Who You Are (Basic Qualifications)

  • Minimum of 5 to 8 years of work experience in a signal integrity engineering role or related experience
  • Minimum of 3+ years of work experience in connector development - Experience with interconnect design or experience with connector &/or cable/cable assembly design (high speed twinax cables, direct attach copper (DAC) cables)
  • Demonstrated experience using Signal integrity analysis tools (Agilent ADS, Ansys HFSS or equivalent, 3D modeling tools) and testing equipment (including VNA, TDR and BERT).
  • A solid understanding of statistical analysis and AI training.
  • A solid understanding of SI & EMC / EMI knowledge, including electromagnetic theory and electrical circuit behavior
  • Strong analytical capabilities to interpret simulation and lab data to identify issues and provide solutions to fix identified problem.
  • Familiarity with printed circuit board design, fabrication and assembly.
  • Familiar with material, manufacturing process, and manufacture inspection.
  • Familiar with at least one programming language, such as Matlab, python, C++, VB, etc.
  • Excellent verbal and written communication skills
  • Ability to work in a global environment – able to accommodate varying time zones, fluent in English (verbal/written), able to collaborate with individuals across geographies
  • Solid presentation skills with an ability to clearly communicate technical concepts to diverse audiences in English
  • Individual must be highly motivated, a quick learner, and able to work independently.

Who We Are As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

At Koch, employees are empowered to do what they do best to make life better. Learn how our [1] business philosophy helps employees unleash their potential while creating value for themselves and the company.

Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

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